F42B 22/22
Marine mines: having self-contained sinking means
Official title: having self-contained sinking means
F42B22/22 (Marine mines: having self-contained sinking means) appears on 1 US grants and 2 published applications in this corpus.
Search patents in F42B- Granted patents
- 1
- Published applications
- 2
- Assignees
- 1
- Inventors
- 3
- Latest grant
- 6 Oct 2020
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| Year | Granted patents | Published applications |
|---|---|---|
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
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